<template>
	<div class="ele_ui">
		<el-form :model="ruleForm" status-icon :rules="rules" ref="ruleForm" label-width="100px" class="demo-ruleForm">
  			<el-form-item label="密码" prop="pass">
    			<el-input type="password" v-model="ruleForm.pass" auto-complete="off"></el-input>
  			</el-form-item>
  			<el-form-item label="确认密码" prop="checkPass">
    			<el-input type="password" v-model="ruleForm.checkPass" auto-complete="off"></el-input>
  			</el-form-item>
		    <el-form-item label="年龄" prop="age">
		    	<el-input v-model.number="ruleForm.age"></el-input>
		  	</el-form-item>
  			<el-form-item>
    			<el-button type="primary" @click="submitForm('ruleForm')">提交</el-button>
    			<el-button @click="resetForm('ruleForm')">重置</el-button>
  			</el-form-item>
		</el-form>
	</div>

</template>

<script>
export default ({
	name:'eleUi',
	data () {
		//验证年龄的方法
		var checkAge = (rule, value, callback) => {
	        if (!value) {
	          return callback(new Error('年龄不能为空'));
	        }
	        setTimeout(() => {
	          if (!Number.isInteger(value)) {
	            callback(new Error('请输入数字值'));
	          } else {
	            if (value < 18) {
	              callback(new Error('必须年满18岁'));
	            } else {
	              callback();
	            }
	          }
	        }, 1000);
      	};
      	//验证password的方法
      	var validatePass = (rule, value, callback) => {
	        if (value === '') {
	          callback(new Error('请输入密码'));
	        } else {
	          if (this.ruleForm.checkPass !== '') {
	            this.$refs.ruleForm.validateField('checkPass');
	          }
	          callback();
	        }
      	};
      	//验证确认密码的方法
      	var validatePass2 = (rule, value, callback) => {
	        if (value === '') {
	          callback(new Error('请再次输入密码'));
	        } else if (value !== this.ruleForm.pass) {
	          callback(new Error('两次输入密码不一致!'));
	        } else {
	          callback();
	        }
      	};
		return {
			ruleForm: {
          		pass: '',
          		checkPass: '',
          		age: ''
        	},
        	rules: {
		          pass: [
		            { validator: validatePass, trigger: 'blur' }
		          ],
		          checkPass: [
		            { validator: validatePass2, trigger: 'blur' }
		          ],
		          age: [
		            { validator: checkAge, trigger: 'blur' }
		          ]
        	}
		}
	},
	methods : {
		//提交表单
		submitForm(formName) {
	        this.$refs[formName].validate((valid) => {
		          if (valid) {
		            this.$message({
		            	message:'提交成功',
		            	type:'success'
		            })
		          } else {
		            this.$message.error('格式错误')
		            return false;
		          }
	        });
	    },
	    //重置表单
	    resetForm(formName) {
        	this.$refs[formName].resetFields();
      	}
	}
})
	
</script>

<style scoped lang="less">
	.ele_ui{
		width: 500px; margin: 20px auto;
	}
</style>